+matrix:
+ fast_finish: true
+ include:
+ - env: PLATFORM=Win32
+ compiler: gcc
+ os: linux
+ - env: PLATFORM=Win64
+ compiler: gcc
+ os: linux
+ - env: PLATFORM=Unix COMPILER=clang
+ compiler: clang
+ os: osx
+ - env: PLATFORM=Unix COMPILER=g++
+ compiler: gcc
+ os: linux
+ - env: PLATFORM=Unix COMPILER=clang
+ compiler: clang
+ os: linux
+ - env: PLATFORM=Unix COMPILER=g++-6
+ compiler: gcc
+ os: linux
+addons:
+ apt:
+ sources: &sources
+ - ubuntu-toolchain-r-test